[otrs] Exchange POP3S support

Hello everyone.   I am working for first time with otrs and try to implement it for my company. We are evaluating the functionality and stuck working with POP3S connecting  Microsoft exchange.   The below bug fix saying it was fixed and its not working for me. http://bugs.otrs.org/show_bug.cgi?id=3251   I read the code POP3S.pm, could not able to find any clue Does anyone knows POP3S is working with Excahnge?   Regards, --Ravi Kiran.